Base | Representation |
---|---|
bin | 10001110010010… |
… | …10111100001011 |
3 | 101101202101102202 |
4 | 20321022330023 |
5 | 301144022442 |
6 | 22445550415 |
7 | 3461135156 |
oct | 1071127413 |
9 | 341671382 |
10 | 149204747 |
11 | 7724980a |
12 | 41b7540b |
13 | 24bb0c43 |
14 | 15b5cc9d |
15 | d173c32 |
hex | 8e4af0b |
149204747 has 2 divisors, whose sum is σ = 149204748. Its totient is φ = 149204746.
The previous prime is 149204729. The next prime is 149204753. The reversal of 149204747 is 747402941.
149204747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 149204747 - 210 = 149203723 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 149204747.
It is not a weakly prime, because it can be changed into another prime (149204947) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74602373 + 74602374.
It is an arithmetic number, because the mean of its divisors is an integer number (74602374).
Almost surely, 2149204747 is an apocalyptic number.
149204747 is a deficient number, since it is larger than the sum of its proper divisors (1).
149204747 is an equidigital number, since it uses as much as digits as its factorization.
149204747 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 56448, while the sum is 38.
The square root of 149204747 is about 12214.9395004642. The cubic root of 149204747 is about 530.3886398318.
The spelling of 149204747 in words is "one hundred forty-nine million, two hundred four thousand, seven hundred forty-seven".
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